 |
|||
|
|
|||
|
Page Title:
Receiver, Radio R-1467(P)/GRC-144(V) and R-1467(P)A/GRC-144(V) Troubleshooting Chart |
|
||
| ||||||||||
|
|  TM 11-5820-695-35
condition is found. Perform the corrective actions
3-12. Receiver, Radio R-1467(P)/GRC-144(V) and R-
indicated in the chart until the abnormal symptom or
1467(P)A/GRC-144(V) Troubleshooting Chart
condition is corrected. Figures 3-17 through 3-24 are
ports location diagrams which will aid the maintenance
WARNING
man in locating parts.
115 vac is present in Receiver, Radio
b. R-1467(P)/GRC-144(V) and
R-1467(P)A/-
R-1467(P)/GRC-144(V) and R-1467
GRC-144(V) Troubleshooting Chart.
(P)A/GRC-144(V). Do not remove or
replace parts, or perform continuity
NOTE
or resistance checks while primary
power is applied to AN/GRC-144(V)
Unless otherwise specified, the
Radio Sets.
troubleshooting chart below pertains
to Receiver, Radios R-1467(P)/GRC-
a.
Use of the Chart. The R-1467(P)/GRC-
144(V) and R-1467(P)A/GRC-144(V).
144(V) and R-1467(P)A/GRC-144(V) Troubleshooting
Refer to figure 5-21 for the R-
Chart below supplements the operational checks and
1467(P)/GRC-144(V) interconnection
corrective measures contained in TM 11-5820-695-12.
diagram and refer to figure 5-21.1 for
If the operational checks and measures fail to correct
the trouble or indicates that higher maintenance is
the R-1467(P)A/GRC-]44(V) inter-
required, apply the corrective action in the chart below.
connection diagram.
To use the chart, read down the Symptom column of the
troubleshooting chart until the abnormal symptom or
Item No.
Symptom
Probable trouble
Corrective actions
1
POWER 5 AMP SLO-BLO
a.
Defective component or wire in
a.
Remove power supply 2A1 (para
fuse blows when replaced.
primary power distribution
340) end electrical frequency
circuits.
synthesizer 2A14 (para 349)
from electrical equipment cabinet
2A15. Insert replacement fuse
and then set POWER ON/OFF
switch on meter pane assembly
2A15A2 to ON. If replacement
fuse blows, proceed to stepd
below. Otherwise, proceed to
steps b and c below to isolate
the fault.
b.
Defective component or wire in
b.
Perform the power supply chassis
power supply assembly
assembly 2A1A6 cheeks (para
2A1A5.
3-15c, sections 1 trough 4).
c.
Electrical equipmen chassis
t
c.
Check electrical equipment chassis
2A14A10 defective.
2A14A10 (para 3-49) by
substitution.
d.
Defective wiring in primary
d.
Perform the R-1467(P)/GRC-
power distribution circuit
144(V) primary power distribution
checks (para 3-13c, sections 3
and 5).
Change 6 3-18.2
|
|
Privacy Statement - Press Release - Copyright Information. - Contact Us |
Click
here for thousands of PDF manuals